Across
- 2. agent, chemical species that reduces another substance by giving away electrons
- 5. point, point at which the reaction has occurred as per the stoichiometric ratio of the balanced equation
- 9. agent, chemical species that oxidises another substance by accepting electrons
- 10. volume of the solution delivered from the burette to reach the end point of a titration
- 11. curved upper surface of liquid
- 12. chemical reaction in which a chemical species loses electrons
- 13. standard, substance used to make a primary standard solution
- 15. number, number assigned to an atom that can be used to determine the movement of electrons in redox reactions
- 16. set of conditions used as a standard for experiments (298 K and 100 kPa)
- 18. solution, solution with a relatively low amount of solute in comparison to the volume of solution
- 20. point, point at which a colour change occurs during titration
- 21. series of metals, organised scale of metals and their cations, ranked according to their strength as reducing and oxidising agents
Down
- 1. gases, molecules that absorb infrared radiation from the s
- 3. process of decreasing concentration of a solution by adding more solvent
- 4. chemical reaction in which a chemical species gains electrons
- 6. one in one million parts of a solution
- 7. solution, solution with a relatively high amount of solute in comparison to the volume of solution
- 8. quantitative technique used to find the concentration and/or amount of substance in a solution
- 11. displacement reaction, redox reaction in which a more reactive metal displaces a less reactive metal’s cation from solution
- 14. titres, three or more titres that fall within approximately 0.1 mL of each other
- 17. capacity, relationship between the heat absorbed by a substance and its temperature change
- 19. reaction, chemical reaction involving the transfer of electrons between chemical species